https://vocabularyserver.com/bll/en/ Bibliography of Linguistic Literature Thesaurus University Library Frankfurt, Germany linguistic, literatura, language University Library Frankfurt, Germany 2018-07-30 en 2018-07-30 09:26:36 Case (synt.) 2018-07-30 09:26:36 synt. https://vocabularyserver.com/bll/en/xml.php?skosTema=950https://vocabularyserver.com/bll/en/xml.php?skosTema=971https://vocabularyserver.com/bll/en/xml.php?skosTema=970